Description Well-chosen filtration materials With adoption of high-quality coconut shell activated carbon, the inside filtration layers of the water filter straw have higher adsorption capability, and can effectively remove bad odor and improve the taste; the 0.1 micron fiber membrane of the water filter straw can reduce most harmful substances in water to ensure the safety of each drop of outdoor drinking water. Smaller frame, bigger capacity The water filter straw is well-designed and small in size. Each water filter straw can provide 1,400 gallons of purified water at most, accompanying you to enjoy each outdoor activity and providing purified water for you anytime anywhere. Perfect combination, light weight and portable design The water filter straw can be matched with the collapsible gravity water bag, thereby perfectly meeting outdoor demands for water filtration and drinking. Meanwhile, the combination weighs only 0.48 pounds and can be directly stored on one side of a backpack without any burden. Capacity: The Waterdrop gravity water filter straw system can provide 1,400 gallons/one straw of safe drinking water. The maximum usage is up to 10,000 gallons by with regular backwashing. The Waterdrop gravity water bag can hold up to 1.5 Gallons of water at a time. 5-Stage Filtration: Made from selected filtration materials, the 0.1 um fiber membrane of the gravity water filter straw can reduce most harmful substances in water to ensure the safety of every drop of outdoor drinking water. Waterdrop Gravity Water Filter C $38.85 C $62.99 in stock Amazon.ca Amazon.ca Create Your Free Price Drop Alert! C $ SET ALERT I agree to the Privacy Policy. Loading... You will receive a notification when the price drops. Highest Price C $50.99 Amazon.ca October 7, 2025 Lowest Price C $38.85 Amazon.ca March 27, 2026 Current Price C $38.85 Amazon.ca March 27, 2026 Since October 7, 2025
